Baby bathtub stand



FIG. 1 is a perspective view taken from the top, front and left end of a baby bathtub stand showing my new design, the rear being a mirror image of the front shown;

FIG. 2 is a botttom plan view thereof; and

FIG. 3 is a right end elevational view thereof. 

The ornamental design for a baby bathtub stand, substantially as shown and described. 